Method for manufacturing carbon fiber rim

Abstract

A method for manufacturing a carbon fiber rim is disclosed, which includes: preparing a carbon fiber composite material and a thermosetting resin-based composite material; preparing a mold to place the carbon fiber composite material into the mold so that the carbon fiber composite material forms a pre-molded rim according to the shape of the mold, and then annularly affixing the thermosetting resin-based composite material respectively to brake surfaces on both sides of the pre-molded rim, so as to form a brake layer; placing the pre-molded rim into the mold to integrally form a rim by means of heat and pressure; and taking out the rim having the brake layer on the surface.

What is claimed is: 
     
       1. A method for manufacturing a carbon fiber rim, comprising:
 preparing a carbon fiber composite material and a thermosetting resin-based composite material; 
 preparing a mold for molding the carbon fiber rim, and first placing the carbon fiber composite material into the mold so that the carbon fiber composite material is distributed to form a pre-molded rim according to the shape of the mold; 
 taking out the pre-molded rim, and then affixing the thermosetting resin-based composite material respectively to brake surfaces on both sides of the pre-molded rim, so as to form a brake layer; 
 placing the pre-molded rim back to the mold, and making the pre-molded rim and the thermosetting resin-based composite material integrally form a rim by means of heat and pressure; and 
 taking out the rim having the brake layer respectively on both sides of the surface. 
 
     
     
       2. The method for manufacturing a carbon fiber rim according to  claim 1 , wherein a roughened surface is formed on a portion of the surface of the mold in contact with the brake layer, and the roughened surface is used to perform surface roughening treatment at the brake layer. 
     
     
       3. The method for manufacturing a carbon fiber rim according to  claim 2 , wherein the roughened surface has a plurality of annular patterns. 
     
     
       4. The method for manufacturing a carbon fiber rim according to  claim 3 , wherein the plurality of annular patterns is concentrically distributed with the rim. 
     
     
       5. The method for manufacturing a carbon fiber rim according to  claim 3 , wherein sections of the annular patterns are grooves. 
     
     
       6. The method for manufacturing a carbon fiber rim according to  claim 1 , wherein a surface roughening treatment is performed on the surface of the brake layer by means of machining. 
     
     
       7. The method for manufacturing a carbon fiber rim according to  claim 6 , wherein a plurality of annular patterns are formed on the surface of the brake layer. 
     
     
       8. The method for manufacturing a carbon fiber rim according to  claim 7 , wherein sections of the annular patterns are grooves. 
     
     
       9. The method for manufacturing a carbon fiber rim according to  claim 1 , wherein the thermosetting resin is any one of epoxy resin, polyester resin, and acrylic resin. 
     
     
       10. A method for manufacturing a carbon fiber rim, comprising:
 preparing a carbon fiber composite material; 
 preparing a mold for molding the carbon fiber rim, placing the carbon fiber composite material into the mold, and making the carbon fiber composite material integrally form a rim by means of heat and pressure; 
 taking out the rim; 
 performing first surface roughening treatment at brake surface positions on both sides of the rim by means of machining; 
 after the first surface roughening treatment, coating a thermosetting resin-based composite material to a roughened surface of the rim so as to form a brake layer; 
 before the brake layer is hardened, performing second surface roughening treatment on the surface of the brake layer; and 
 hardening the brake layer. 
 
     
     
       11. The method for manufacturing a carbon fiber rim according to  claim 10 , wherein the second surface roughening treatment manufactures a plurality of annular patterns at the surface of the brake layer by means of machining. 
     
     
       12. The method for manufacturing a carbon fiber rim according to  claim 11 , wherein the plurality of annular patterns is concentrically distributed with the rim. 
     
     
       13. The method for manufacturing a carbon fiber rim according to  claim 11 , wherein sections of the annular patterns are grooves. 
     
     
       14. The method for manufacturing a carbon fiber rim according to  claim 10 , wherein the thermosetting resin is any one of epoxy resin, polyester resin, and acrylic resin. 
     
     
       15. A method for manufacturing a carbon fiber rim, comprising:
 preparing a carbon fiber composite material; 
 preparing a mold for molding the carbon fiber rim, placing the carbon fiber composite material into the mold, and making the carbon fiber composite material integrally form a rim by means of heat and pressure; 
 taking out the rim; 
 performing first surface roughening treatment at brake bfeak surface positions on both sides of the rim by means of machining; 
 after the first surface roughening treatment, coating a thermosetting resin-based composite material to a roughened surface of the rim so as to form a brake layer; and 
 hardening the brake layer, and then performing second surface roughening treatment at the surface of the brake layer. 
 
     
     
       16. The method for manufacturing a carbon fiber rim according to  claim 15 , wherein a plurality of annular patterns are manufactured at the surface of the brake layer by means of machining. 
     
     
       17. The method for manufacturing a carbon fiber rim according to  claim 16 , wherein the plurality of annular patterns is concentrically distributed with the rim. 
     
     
       18. The method for manufacturing a carbon fiber rim according to  claim 16 , wherein sections of the annular patterns are grooves. 
     
     
       19. The method for manufacturing a carbon fiber rim according to  claim 15 , wherein the thermosetting resin is any one of epoxy resin, polyester resin, and acrylic resin.